Draw the symbol of compressor with FRL and pressure switch with required specifications and also write importance of using pressure switch in the compressor

Q: Name at least five different materials that are used in a refrigerator.

A: List of five materials which are used in a refrigerator are:   1. Aluminum  2. A metal sheet  3.…

Q: Explain Compressor?

A:

Q: Condenser High pressure Expansion valve compressor Flsh chamber Low pressure compressor Expansion…

A:

Q: can we use a wattage regulator for high speeds?

A: Wattage regulator is device to control the speed of a running device.

Q: The compressor stops when the outdoor fan motor is

A: Option a) faulty

Q: Q 4. With the automobile compressor operating and little or no refrigeration needed, the low side…

A:

Q: Explain the lay out and the basic operation of a centralized air conditioning system (or chiller…

A: One of the most easy and energy-efficient methods to escape the hot, humid summer weather in…

Q: Using appropriate sketches, draw a two-stage refrigeration system with a flash chamber. Explain…

A: Two stage refrigeration system means two stage compression refrigeration system.

Q: - Name two things in the design of a reciprocating com pressor that control the efficiency of the…

A: The performance of the reciprocating compressor majorly depends on the two design factors.

Q: The power input to the compressor is 4000 hp. Is work positive or negative? Explain.

A:

Q: arate preheater was p from its –2°F design

A: Data we have   v=9000 = cfm 9000 ft ³/min 9000(12 *0.0254)³/60 V = 4.2475 m³/sec W.K.T  Density of…

Q: What is the static air powering watts of a fan designed to deliver 800 m^3/hr of air with a static…

A: Static Power

Q: If a hot water reheat coil is installed with a two way modulating valve. A. The VAV box can only be…

A: Given :-  If a hot water reheat coil is installed with a two way modulating valve. Select one  A.…

Q: Choose the symbol for Fixed displacement single rotation compressor. Select one: Oa. O b Od.

A: Answer fixed-displacement pump may be a positive relocation sort where the sum of uprooting (gpm)…

Q: It is feasible to reuse the heat from the condenser and use it for domestic heating. a) Yes b) No…

A: Yes it is possible to extract heat from the condenser and use it for domestic heating of water at…

Q: Discuss unit of refrigeration?

A: The standard unit of refrigeration in vogue is ton refrigeration or simply ton. It is denoted by TR.

Q: If a system is overcharged, the discharge pressure will read higher than itshould. If the system is…

A: Consider a chart of the discharge pressure vs suction pressure for the heat pump system and draw the…

Q: Match the following answers Compressors Choose... Choose.. Hydraulic is a switch that open and close…

A: It is required to match correct answer

Q: Air Service Unit comprises of O a. Pressure Reducing Valve O b. Filter Regulator Lubricator. С. O C.…

A: Air service unit is placed after a compressor in a pneumatic system. The main function of this unit…

Q: Which of the following type does Screw compressor belong to? None of the mentioned O Dynamic…

A: Screw compressor: It is a positive displacement type compressor. In the screw air compressors, the…

Q: Which type of compressor uses V-belt to create compression in the compresso

A: V-belt: These types of belt are most widely used in factories and workshops where a great amount of…

Q: True or False: The defrost timer motoroperates continuously in Figure 6.18.

A: EFM = Evaporator fan motorC = CompressorLPS = Low - Pressure switchHPS = High-pressure switchCFM =…

Q: how can a hermetic compressor be tested for efficiency

A: Hermetic compressor: In this type of compressor, the compressor and motor are in same unit. It has…

Q: Define sensors and list the various specifications that need to be carefully studied before using a…

A: Sensors It is a device which converts signals from one energy domain to electrical domain. The…

Q: B2. Explain the function of Thermocouple with neat diagram and mention its advantages.

A: The thermocouple is a thermoelectric device that is used for temperature sensing. It is based on See…

Q: What should you do if you suspect that an alternative refrigerant had been used in the A/C system…

A: Due to the use of alternative refrigerant, the A/C system suffered a failure. To restore its…

Q: When the compressor and motor operate on the same shaft and are enclosed in a common casing is known…

A: This question is based on the concept of semi hermetic sealed compressor

Q: Which of the following is not positive displacement type compressor? * Rotary vane compressor…

A: A positive displacement air compressor draws air into a compression chamber through an intake and…

Q: Explain in detail the working of chilled water fan coil unit after it receive water from district…

A: Chilled Water Fan Coil Units:  This system of comfort cooling uses a centralized chiller to produce…

Q: The centrifugal compressor is used for refrigerants that require short displacement and high…

A: The given statement is false.

Q: Hermetic compressors are used mainly in smaller systems as they: * Yield higher COP Offer the…

A: Hermetic compressor have compressor and motor are in same shell.

Q: Which of the following heating system is known as umbrella system? (it works against natural…

A: Given Umbrella system heating system To find Supporting statement

Q: MAKE A SIMPLE SKETCH OF CENTRALIZED AIR CONDITIONING SYSTEM, HOT AND COLD COMBO AND DESCRIBE HOW YOU…

A: Centralized air conditioning system In a centralized air conditioning system, air is heated or…

Q: Sketch of air conditioner

A:

Q: Mention five major problem that are associated with refrigeration system

A: Given Data : Refrigeration system

Q: Decsribe why variable-speed compressor motors are more efficient then single-speed motors im heat…

A: Variable speed compressor are operating on variables speed while single speed motor are operating at…

Q: Choose the symbol for Fixed displacement single rotation compressor. Select one: O a. O b. Oc. d.

A: option a is only for fixed displacement compressor  option b is double rotation direction variable…

Q: What kind of material is used in the waterless groundloop in a waterless, earth-coupled, closed-loop…

A: Material Used in the  waterless, earth-coupled, closed-loop geothermalheat pump system?

Q: list the various specifications that need to be carefully studied before using a Thermocouple for…

A: There are several points needed to be considered before using thermocouple for reading the…

Q: When a refrigeration system that produces low or no cooling has high suction pressure and high head…

A: Many people experience the where the compressor has both a high head pressure and a high suction…

Q: Which component is primarily responsible for the pressure in a cooling system? Select one: a. The…

A: Answer: Option (c) The radiator cap The radiator cap is the component that is primarily responsible…

Q: Write short notes on the following : (a) Optimal stage pressure ratio on reciprocating compressor…

A: We are authorized to answer one question at a time since you have not mentioned which question you…

Q: The pressure of refrigerant at the inlet compressor is called; * suction pressure discharge pressure…

A:

Q: Compare between centrifugal compressor and rotary compressor?

A: given:compare between centrifugal compressor and rotary compressor?